./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 30e01a73 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5fbd15-217d-4b3a-81a7-310856a0a8e0/bin/ukojak-verify-1t5iHCbJaC/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5fbd15-217d-4b3a-81a7-310856a0a8e0/bin/ukojak-verify-1t5iHCbJaC/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5fbd15-217d-4b3a-81a7-310856a0a8e0/bin/ukojak-verify-1t5iHCbJaC/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5fbd15-217d-4b3a-81a7-310856a0a8e0/bin/ukojak-verify-1t5iHCbJaC/config/KojakReach.xml -i ../../sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5fbd15-217d-4b3a-81a7-310856a0a8e0/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5fbd15-217d-4b3a-81a7-310856a0a8e0/bin/ukojak-verify-1t5iHCbJaC --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash f4db5fb03820aea666082345ea177387bf1c218ce33dad19402cb646ed5abf58 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-30e01a7 [2023-11-23 20:14:28,130 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-23 20:14:28,227 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5fbd15-217d-4b3a-81a7-310856a0a8e0/bin/ukojak-verify-1t5iHCbJaC/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-23 20:14:28,239 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-23 20:14:28,240 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-23 20:14:28,293 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-23 20:14:28,295 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-23 20:14:28,296 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-23 20:14:28,297 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-23 20:14:28,303 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-23 20:14:28,304 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-23 20:14:28,305 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-23 20:14:28,305 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-23 20:14:28,306 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-23 20:14:28,306 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-23 20:14:28,307 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-23 20:14:28,307 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-23 20:14:28,308 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-23 20:14:28,308 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-23 20:14:28,309 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-23 20:14:28,309 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-23 20:14:28,313 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-23 20:14:28,313 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-23 20:14:28,314 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:14:28,314 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-23 20:14:28,315 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-23 20:14:28,315 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-23 20:14:28,316 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-23 20:14:28,316 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-23 20:14:28,317 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-23 20:14:28,319 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5fbd15-217d-4b3a-81a7-310856a0a8e0/bin/ukojak-verify-1t5iHCbJaC/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5fbd15-217d-4b3a-81a7-310856a0a8e0/bin/ukojak-verify-1t5iHCbJaC Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f4db5fb03820aea666082345ea177387bf1c218ce33dad19402cb646ed5abf58 [2023-11-23 20:14:28,633 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-23 20:14:28,672 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-23 20:14:28,676 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-23 20:14:28,679 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-23 20:14:28,679 INFO L274 PluginConnector]: CDTParser initialized [2023-11-23 20:14:28,681 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5fbd15-217d-4b3a-81a7-310856a0a8e0/bin/ukojak-verify-1t5iHCbJaC/../../sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness-1.i [2023-11-23 20:14:32,119 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-23 20:14:32,867 INFO L384 CDTParser]: Found 1 translation units. [2023-11-23 20:14:32,867 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5fbd15-217d-4b3a-81a7-310856a0a8e0/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness-1.i [2023-11-23 20:14:32,915 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5fbd15-217d-4b3a-81a7-310856a0a8e0/bin/ukojak-verify-1t5iHCbJaC/data/82e26e689/5e441d6a1a9444bf9ccdd3afb6a0e0cc/FLAG2dbd8b04d [2023-11-23 20:14:32,937 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5fbd15-217d-4b3a-81a7-310856a0a8e0/bin/ukojak-verify-1t5iHCbJaC/data/82e26e689/5e441d6a1a9444bf9ccdd3afb6a0e0cc [2023-11-23 20:14:32,942 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-23 20:14:32,945 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-23 20:14:32,950 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-23 20:14:32,950 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-23 20:14:32,955 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-23 20:14:32,956 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:14:32" (1/1) ... [2023-11-23 20:14:32,957 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@153514af and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:32, skipping insertion in model container [2023-11-23 20:14:32,957 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 08:14:32" (1/1) ... [2023-11-23 20:14:33,084 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-23 20:14:33,409 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5fbd15-217d-4b3a-81a7-310856a0a8e0/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness-1.i[4505,4518] [2023-11-23 20:14:33,419 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5fbd15-217d-4b3a-81a7-310856a0a8e0/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness-1.i[4565,4578] [2023-11-23 20:14:34,782 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:14:34,783 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:14:34,784 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:14:34,785 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:14:34,787 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:14:34,817 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:14:34,818 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:14:34,820 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:14:34,821 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:14:35,493 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 20:14:35,496 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 20:14:35,503 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 20:14:35,507 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 20:14:35,520 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 20:14:35,521 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 20:14:35,522 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 20:14:35,523 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 20:14:35,524 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 20:14:35,525 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 20:14:35,750 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:14:35,751 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:14:35,858 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:14:35,909 INFO L202 MainTranslator]: Completed pre-run [2023-11-23 20:14:35,936 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5fbd15-217d-4b3a-81a7-310856a0a8e0/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness-1.i[4505,4518] [2023-11-23 20:14:35,938 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5fbd15-217d-4b3a-81a7-310856a0a8e0/sv-benchmarks/c/aws-c-common/aws_priority_queue_init_dynamic_harness-1.i[4565,4578] [2023-11-23 20:14:36,037 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:14:36,037 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:14:36,038 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:14:36,039 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:14:36,040 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:14:36,048 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:14:36,049 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:14:36,051 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:14:36,052 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:14:36,100 WARN L635 FunctionHandler]: implicit declaration of function __atomic_load_n [2023-11-23 20:14:36,102 WARN L635 FunctionHandler]: implicit declaration of function __atomic_store_n [2023-11-23 20:14:36,103 WARN L635 FunctionHandler]: implicit declaration of function __atomic_exchange_n [2023-11-23 20:14:36,104 WARN L635 FunctionHandler]: implicit declaration of function __atomic_compare_exchange_n [2023-11-23 20:14:36,106 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_add [2023-11-23 20:14:36,106 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_sub [2023-11-23 20:14:36,107 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_or [2023-11-23 20:14:36,108 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_and [2023-11-23 20:14:36,109 WARN L635 FunctionHandler]: implicit declaration of function __atomic_fetch_xor [2023-11-23 20:14:36,110 WARN L635 FunctionHandler]: implicit declaration of function __atomic_thread_fence [2023-11-23 20:14:36,238 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:14:36,239 WARN L1590 CHandler]: Possible shadowing of function index [2023-11-23 20:14:36,247 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" : : "r"(pBuf) : "memory"); [7703-7714] [2023-11-23 20:14:36,282 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-23 20:14:36,657 WARN L675 CHandler]: The function __atomic_fetch_or is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:14:36,657 WARN L675 CHandler]: The function __atomic_fetch_sub is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:14:36,658 WARN L675 CHandler]: The function __atomic_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:14:36,658 WARN L675 CHandler]: The function __atomic_fetch_xor is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:14:36,658 WARN L675 CHandler]: The function htons is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:14:36,658 WARN L675 CHandler]: The function ntohl is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:14:36,658 WARN L675 CHandler]: The function __atomic_compare_exchange_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:14:36,659 WARN L675 CHandler]: The function __atomic_fetch_add is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:14:36,659 WARN L675 CHandler]: The function fprintf is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:14:36,659 WARN L675 CHandler]: The function htonl is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:14:36,661 WARN L675 CHandler]: The function __atomic_store_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:14:36,661 WARN L675 CHandler]: The function ntohs is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:14:36,662 WARN L675 CHandler]: The function __atomic_load_n is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:14:36,662 WARN L675 CHandler]: The function __atomic_thread_fence is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:14:36,662 WARN L675 CHandler]: The function __atomic_fetch_and is called, but not defined or handled by StandardFunctionHandler. [2023-11-23 20:14:36,672 INFO L206 MainTranslator]: Completed translation [2023-11-23 20:14:36,673 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:36 WrapperNode [2023-11-23 20:14:36,673 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-23 20:14:36,675 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-23 20:14:36,676 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-23 20:14:36,677 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-23 20:14:36,687 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:36" (1/1) ... [2023-11-23 20:14:36,819 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:36" (1/1) ... [2023-11-23 20:14:36,942 INFO L138 Inliner]: procedures = 688, calls = 1518, calls flagged for inlining = 52, calls inlined = 9, statements flattened = 740 [2023-11-23 20:14:36,943 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-23 20:14:36,944 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-23 20:14:36,944 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-23 20:14:36,945 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-23 20:14:36,958 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:36" (1/1) ... [2023-11-23 20:14:36,971 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:36" (1/1) ... [2023-11-23 20:14:36,978 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:36" (1/1) ... [2023-11-23 20:14:36,981 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:36" (1/1) ... [2023-11-23 20:14:37,058 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:36" (1/1) ... [2023-11-23 20:14:37,078 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:36" (1/1) ... [2023-11-23 20:14:37,101 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:36" (1/1) ... [2023-11-23 20:14:37,108 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:36" (1/1) ... [2023-11-23 20:14:37,143 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-23 20:14:37,152 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-23 20:14:37,153 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-23 20:14:37,153 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-23 20:14:37,155 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 08:14:36" (1/1) ... [2023-11-23 20:14:37,162 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-23 20:14:37,178 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5fbd15-217d-4b3a-81a7-310856a0a8e0/bin/ukojak-verify-1t5iHCbJaC/z3 [2023-11-23 20:14:37,196 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5fbd15-217d-4b3a-81a7-310856a0a8e0/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-23 20:14:37,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_eb5fbd15-217d-4b3a-81a7-310856a0a8e0/bin/ukojak-verify-1t5iHCbJaC/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-23 20:14:37,261 INFO L130 BoogieDeclarations]: Found specification of procedure aws_is_mem_zeroed [2023-11-23 20:14:37,262 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_is_mem_zeroed [2023-11-23 20:14:37,263 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-23 20:14:37,263 INFO L130 BoogieDeclarations]: Found specification of procedure aws_array_list_is_valid [2023-11-23 20:14:37,263 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_array_list_is_valid [2023-11-23 20:14:37,263 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_bool [2023-11-23 20:14:37,264 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_bool [2023-11-23 20:14:37,264 INFO L130 BoogieDeclarations]: Found specification of procedure aws_allocator_is_valid [2023-11-23 20:14:37,264 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_allocator_is_valid [2023-11-23 20:14:37,264 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-23 20:14:37,264 INFO L130 BoogieDeclarations]: Found specification of procedure aws_raise_error [2023-11-23 20:14:37,265 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_raise_error [2023-11-23 20:14:37,265 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-23 20:14:37,265 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-23 20:14:37,266 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-23 20:14:37,266 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-23 20:14:37,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-23 20:14:37,268 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-23 20:14:37,268 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-23 20:14:37,269 INFO L130 BoogieDeclarations]: Found specification of procedure bounded_malloc [2023-11-23 20:14:37,269 INFO L138 BoogieDeclarations]: Found implementation of procedure bounded_malloc [2023-11-23 20:14:37,269 INFO L130 BoogieDeclarations]: Found specification of procedure nondet_size_t [2023-11-23 20:14:37,269 INFO L138 BoogieDeclarations]: Found implementation of procedure nondet_size_t [2023-11-23 20:14:37,269 INFO L130 BoogieDeclarations]: Found specification of procedure aws_mul_size_checked [2023-11-23 20:14:37,270 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_mul_size_checked [2023-11-23 20:14:37,270 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_malloc [2023-11-23 20:14:37,271 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_malloc [2023-11-23 20:14:37,271 INFO L130 BoogieDeclarations]: Found specification of procedure aws_priority_queue_is_valid [2023-11-23 20:14:37,271 INFO L138 BoogieDeclarations]: Found implementation of procedure aws_priority_queue_is_valid [2023-11-23 20:14:37,272 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-23 20:14:37,272 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-23 20:14:37,273 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-23 20:14:37,273 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-23 20:14:37,273 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-23 20:14:37,273 INFO L130 BoogieDeclarations]: Found specification of procedure can_fail_allocator [2023-11-23 20:14:37,274 INFO L138 BoogieDeclarations]: Found implementation of procedure can_fail_allocator [2023-11-23 20:14:37,274 INFO L130 BoogieDeclarations]: Found specification of procedure __CPROVER_overflow_mult [2023-11-23 20:14:37,274 INFO L138 BoogieDeclarations]: Found implementation of procedure __CPROVER_overflow_mult [2023-11-23 20:14:37,274 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-23 20:14:37,274 INFO L130 BoogieDeclarations]: Found specification of procedure memset_impl [2023-11-23 20:14:37,275 INFO L138 BoogieDeclarations]: Found implementation of procedure memset_impl [2023-11-23 20:14:37,276 INFO L130 BoogieDeclarations]: Found specification of procedure my_memset [2023-11-23 20:14:37,276 INFO L138 BoogieDeclarations]: Found implementation of procedure my_memset [2023-11-23 20:14:37,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-23 20:14:37,665 INFO L241 CfgBuilder]: Building ICFG [2023-11-23 20:14:37,671 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-23 20:14:38,889 INFO L282 CfgBuilder]: Performing block encoding [2023-11-23 20:14:39,276 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-23 20:14:39,277 INFO L309 CfgBuilder]: Removed 6 assume(true) statements. [2023-11-23 20:14:39,279 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:14:39 BoogieIcfgContainer [2023-11-23 20:14:39,279 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-23 20:14:39,282 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-23 20:14:39,282 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-23 20:14:39,295 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-23 20:14:39,295 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 08:14:39" (1/1) ... [2023-11-23 20:14:39,307 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-23 20:14:39,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:39,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 162 states and 222 transitions. [2023-11-23 20:14:39,420 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 222 transitions. [2023-11-23 20:14:39,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-23 20:14:39,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:39,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:40,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:40,642 INFO L262 TraceCheckSpWp]: Trace formula consists of 2204 conjuncts, 1 conjunts are in the unsatisfiable core [2023-11-23 20:14:40,661 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:14:40,718 INFO L134 CoverageAnalysis]: Checked inductivity of 103 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 50 trivial. 0 not checked. [2023-11-23 20:14:40,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:40,982 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 162 states and 217 transitions. [2023-11-23 20:14:40,982 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 217 transitions. [2023-11-23 20:14:40,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2023-11-23 20:14:40,989 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:40,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:41,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:41,709 INFO L262 TraceCheckSpWp]: Trace formula consists of 2352 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-23 20:14:41,723 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:14:41,883 INFO L134 CoverageAnalysis]: Checked inductivity of 154 backedges. 84 proven. 0 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2023-11-23 20:14:42,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:42,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 166 states and 221 transitions. [2023-11-23 20:14:42,109 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 221 transitions. [2023-11-23 20:14:42,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2023-11-23 20:14:42,115 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:42,116 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:42,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:42,804 INFO L262 TraceCheckSpWp]: Trace formula consists of 2366 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-23 20:14:42,813 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:14:42,881 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 81 proven. 0 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2023-11-23 20:14:42,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:42,968 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 167 states and 222 transitions. [2023-11-23 20:14:42,969 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 222 transitions. [2023-11-23 20:14:42,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2023-11-23 20:14:42,972 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:42,972 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:43,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:43,711 INFO L262 TraceCheckSpWp]: Trace formula consists of 2404 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-23 20:14:43,720 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:14:43,894 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 88 proven. 1 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2023-11-23 20:14:44,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:44,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 172 states and 228 transitions. [2023-11-23 20:14:44,386 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 228 transitions. [2023-11-23 20:14:44,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2023-11-23 20:14:44,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:44,396 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:45,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:45,314 INFO L262 TraceCheckSpWp]: Trace formula consists of 2442 conjuncts, 31 conjunts are in the unsatisfiable core [2023-11-23 20:14:45,320 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:14:45,625 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 93 proven. 3 refuted. 0 times theorem prover too weak. 73 trivial. 0 not checked. [2023-11-23 20:14:46,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:46,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 257 states to 177 states and 235 transitions. [2023-11-23 20:14:46,546 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 235 transitions. [2023-11-23 20:14:46,548 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-11-23 20:14:46,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:46,549 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:47,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:47,165 INFO L262 TraceCheckSpWp]: Trace formula consists of 2480 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-23 20:14:47,170 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:14:47,443 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 100 proven. 6 refuted. 0 times theorem prover too weak. 76 trivial. 0 not checked. [2023-11-23 20:14:48,246 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:48,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 275 states to 182 states and 243 transitions. [2023-11-23 20:14:48,248 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 243 transitions. [2023-11-23 20:14:48,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-11-23 20:14:48,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:48,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:49,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:49,500 INFO L262 TraceCheckSpWp]: Trace formula consists of 2518 conjuncts, 38 conjunts are in the unsatisfiable core [2023-11-23 20:14:49,507 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:14:49,959 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 109 proven. 10 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2023-11-23 20:14:51,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:51,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 187 states and 252 transitions. [2023-11-23 20:14:51,557 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 252 transitions. [2023-11-23 20:14:51,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-11-23 20:14:51,561 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:51,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:52,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:52,520 INFO L262 TraceCheckSpWp]: Trace formula consists of 2556 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-23 20:14:52,527 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:14:53,045 INFO L134 CoverageAnalysis]: Checked inductivity of 220 backedges. 120 proven. 15 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2023-11-23 20:14:54,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:54,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 320 states to 192 states and 262 transitions. [2023-11-23 20:14:54,712 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 262 transitions. [2023-11-23 20:14:54,714 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2023-11-23 20:14:54,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:54,715 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:55,812 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:55,827 INFO L262 TraceCheckSpWp]: Trace formula consists of 2594 conjuncts, 46 conjunts are in the unsatisfiable core [2023-11-23 20:14:55,833 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:14:56,246 INFO L134 CoverageAnalysis]: Checked inductivity of 245 backedges. 133 proven. 21 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2023-11-23 20:14:57,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:14:57,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 347 states to 197 states and 273 transitions. [2023-11-23 20:14:57,809 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 273 transitions. [2023-11-23 20:14:57,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-11-23 20:14:57,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:14:57,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:14:59,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:14:59,146 INFO L262 TraceCheckSpWp]: Trace formula consists of 2632 conjuncts, 42 conjunts are in the unsatisfiable core [2023-11-23 20:14:59,151 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:14:59,754 INFO L134 CoverageAnalysis]: Checked inductivity of 274 backedges. 148 proven. 28 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2023-11-23 20:15:01,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:01,472 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 377 states to 202 states and 285 transitions. [2023-11-23 20:15:01,472 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 285 transitions. [2023-11-23 20:15:01,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2023-11-23 20:15:01,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:01,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:02,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:02,661 INFO L262 TraceCheckSpWp]: Trace formula consists of 2670 conjuncts, 54 conjunts are in the unsatisfiable core [2023-11-23 20:15:02,668 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:03,370 INFO L134 CoverageAnalysis]: Checked inductivity of 307 backedges. 165 proven. 36 refuted. 0 times theorem prover too weak. 106 trivial. 0 not checked. [2023-11-23 20:15:06,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:06,121 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 410 states to 207 states and 298 transitions. [2023-11-23 20:15:06,122 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 298 transitions. [2023-11-23 20:15:06,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-11-23 20:15:06,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:06,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:08,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:08,079 INFO L262 TraceCheckSpWp]: Trace formula consists of 2708 conjuncts, 38 conjunts are in the unsatisfiable core [2023-11-23 20:15:08,085 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:08,850 INFO L134 CoverageAnalysis]: Checked inductivity of 344 backedges. 184 proven. 45 refuted. 0 times theorem prover too weak. 115 trivial. 0 not checked. [2023-11-23 20:15:11,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:11,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 212 states and 312 transitions. [2023-11-23 20:15:11,801 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 312 transitions. [2023-11-23 20:15:11,806 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-11-23 20:15:11,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:11,809 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:14,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:14,374 INFO L262 TraceCheckSpWp]: Trace formula consists of 2746 conjuncts, 32 conjunts are in the unsatisfiable core [2023-11-23 20:15:14,379 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-23 20:15:15,386 INFO L134 CoverageAnalysis]: Checked inductivity of 385 backedges. 205 proven. 55 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2023-11-23 20:15:18,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-23 20:15:18,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 485 states to 217 states and 327 transitions. [2023-11-23 20:15:18,862 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 327 transitions. [2023-11-23 20:15:18,865 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2023-11-23 20:15:18,865 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-23 20:15:18,865 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-23 20:15:21,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-23 20:15:21,928 INFO L262 TraceCheckSpWp]: Trace formula consists of 2784 conjuncts, 42 conjunts are in the unsatisfiable core [2023-11-23 20:15:21,933 INFO L285 TraceCheckSpWp]: Computing forward predicates...